When Hurley and Darwin are attacked by the coffee maker, the coffee maker shoots a blade that cuts off Hurley's hair. In the next scene on the sidewalk, his hair is back to the original length.
During the car chase scene, the vehicles involved randomly switch between Chevrolet Suburbans and Ford Explorers, not staying consistent for which vehicle is being used.
This film had a budget of $150,000,000, which was in no way reflected by the film.
Speckles the Mole is sometimes referred to by the characters as a rodent, even though he is a star-nosed mole (Condylura cristata) from the Talpidae family in the order Soricomorpha. A rodent, by definition, is a creature from the order Rodentia.